the oath of office in 2009. the president will be sworn in using what is described as dr. martin luther king's personal bible. it traveled with dr. king when he traveled across our nation. and performing, of course, is an honor. the ultimate honor for any kind of band. repeat performance for the isirettes. this iowa drill team features fancy foot work. they performed for senator obama at a 2000 campaign event, and earned an invitation to his first inauguration. and they say it means a lot to be asked back. >> to be able to do it a second time, that means he understood us on a personal way and it's just -- it's mesmerizing. >> yes, nice to be asked back yet again. and this morning, showing you scenes from washington, d.c., and the astronauts on board the international space station will have this view of the inauguration. the iss crew members captured these images of washington, d.c. yesterday. it shows the potomac, and where the inauguration will be held. coming up, james clyburn will talk about the significance of the president's inauguration, happening today, which is martin luther ki